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12130316044 = 22711270714549
BaseRepresentation
bin10110100110000010…
…11110111100001100
31011022101022220100121
423103001132330030
5144320330103134
65323402434324
7606412661620
oct132301367414
934271286317
1012130316044
115165279a90
1224265029a4
1311b4161102
14831061180
154aee12ab4
hex2d305ef0c

12130316044 has 48 divisors (see below), whose sum is σ = 26477740800. Its totient is φ = 4724026560.

The previous prime is 12130316021. The next prime is 12130316059. The reversal of 12130316044 is 44061303121.

12130316044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 826482 + ... + 841030.

It is an arithmetic number, because the mean of its divisors is an integer number (551619600).

Almost surely, 212130316044 is an apocalyptic number.

12130316044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12130316044 is an abundant number, since it is smaller than the sum of its proper divisors (14347424756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12130316044 is a wasteful number, since it uses less digits than its factorization.

12130316044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17278 (or 17276 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 12130316044 its reverse (44061303121), we get a palindrome (56191619165).

The spelling of 12130316044 in words is "twelve billion, one hundred thirty million, three hundred sixteen thousand, forty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 2707 5414 10828 14549 18949 29098 29777 37898 58196 59554 75796 101843 119108 160039 203686 208439 320078 407372 416878 640156 833756 1120273 2240546 4481092 39384143 78768286 157536572 275689001 433225573 551378002 866451146 1102756004 1732902292 3032579011 6065158022 12130316044